A Study On Foul Characteristics Of Players In The 21st World Cup Football Knockout Tournament

The World Cup is a carnival for football fans.The intensity and uncertainty of football bring excitement to the audience.At the same time,the players in the course of the game to occur all kinds of foul action also make the referee's concentration is higher.With the rapid development of football,the World Cup knockout matches are becoming more exciting,players are fighting with each other more fiercely,and the refereeing standards for players' fouls are attracting the attention of fans and the whole world.This article mainly through video observation analysis the 21 st World Cup knockout 16 games athletes Russian foul characteristics,its purpose is for Chinese football players in the game can make predictive judgment to the opponent's foul behavior to provide the reference to make the coaches in terms of tactics arrangement has certain inspiration,and to our country outstanding referee fouls trend of understanding of the world's top game provide theoretical guidance.The following conclusions are drawn:1.The most fouls were committed by France and the least by Spain.2.The characteristic of the period is that compared with the second half,players are more likely to commit fouls in the first half.3.the central defender is a very important position in football games,they are more commonly used foul action: tripping,pulling,especially tripping,almost in the midfield is the first foul type.4.In the 21 st World Cup,the intervention of VAR technology maximized the fairness of football matches.It also allows the coach to make more reasonable arrangement of skills and tactics,and urges the athletes to pay more attention to their own technical movements.The most important thing is that the referee's decisions are more accurate.5.There was only one red card in the knockout round,for Switzerland.The type of foul with the most yellow Cards is the blocking foul,which is a subtle move that can be seen at high speeds and often gives the referee pause.6.the number of offside in the knockout game is not much,basically is in the middle and forward area offside foul.Offside fouls were also more common in 1-15 minutes and 61-75 minutes,with the most offside fouls in midfield.7,in different scores,the tie and the state of a goal behind is more foul,the draw when the players will be a little impatient,there will be a kind of want to break the tie as soon as possible in the mood,and behind a goal,the athletes are more focused,emotional more anxious so the number of fouls will be more.